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1. The new digital switch is designed to provide high-speed four-wire multiplex facilities for businesses.
新的数字交换机被设计用来为商业提供高速的四线复用设施。
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2.The company has developed a system that can efficiently manage and control the four-wire multiplex facilities in its network.
该公司已经开发出一套系统，可以有效地管理和控制其网络中的四线复用设施。
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3. In this project, we will use the latest technology to develop a four-wire multiplex facilities systemthat meets the needs of modern communication networks.
在这个项目中，我们将使用最新的技术来开发一个能满足现代通信网络需求的四线复用设施系统。